1. Intermittent porphyria:
a) Is autosomal recessive
b) Can present with autonomic dysfunction
c) Can present with abdominal pain and no other signs
d) Can present with psychosis
e) Can be started by ethanol
2. A Nitrogen washout curve is used to measure:
a) Anatomical dead space
b) Physiological dead space
c) Vital capacity
d) Uneven ventilation of different areas of lung
e) Diffusion capacity
3. Amitryptiline overdose is commonly associated with:
a) Convulsions
b) Dysrhythmias
c) Metabolic acidosis
d) Hypothermia
e) Hypercapnia
4. The ‘bleeding time’ is increased in:
a) Haemophilia
b) Idiopathic thrombocytopenic purpura
c) Coumarin overdose
d) Vitamin C deficiency
5. Regarding the Severinghaus CO2 electrode:
a) The surrounding medium is bicarbonate
b) It contains CO2-sensitive glass
c) It is more accurate with gases than blood
d) It is temperature sensitive
6. The following methods can block sensory input from the larynx:
a) LA spray to the cords
b) LA to the pyriform fossa
c) Retrograde LA spray through cricothyroid membrane
d) Superior laryngeal nerve block in hypothyroid groove
e) Recurrent laryngeal nerve block
7. Pulmonary artery wedge pressure can be increased:
a) After myocardial infarction
b) In mitral stenosis
c) In aortic incompetence
d) In pulmonary fibrosis
e) In pulmonary stenosis
8. In the myasthenic syndrome there is:
a) Sensitivity to depolarising muscle relaxants
b) Sensitivity to non-depolarising muscle relaxants
c) Post-tetanic potentiation
d) Improvement with repeated muscle activity
e) Decreased voltage on the EMG
9. Paracetamol:
a) Is fully absorbed from the stomach
b) Is an aniline derivative
c) Is converted to phenacetin
d) Is a useful anti-inflammatory agent
e) Is excreted unmetabolised
10. In phaeochromocytoma treated with beta blockers, there is:
a) Decreased systolic blood pressure
b) Decreased heart rate
c) Miosis
d) Cold peripheries
e) Postural hypotension
11. Dystrophia myotonica is associated with:
a) Cataracts
b) Frontal baldness
c) Temporalis wasting
d) Sternomastoid wasting
e) Dysarthria
f) Sensitivity to non-depolarising muscle blockers
12. The following statements concerning pulmonary function are true:
a) Low forced expiratory volume/forced vital capacity occurs in restrictive conditions
b) Peak expiratory flow rate can be measured using a pneumotachograph
c) Peak expiratory flow rate is unrelated to effort
d) A vitalograph may be used to measure the peak expiratory flow rate
e) In obstructive conditions, the forced vital capacity is reduced
13. Halothane concentrations can be measured using:
a) Absorption on to silicone rubber
b) Ultraviolet light absorption
c) Infrared light absorption
d) Refractrometry
e) Paramagnetism
14. The standard deviation of a sample taken from a normally distributed population:
a) Is the square root of variance
b) Is greater than the standard error
c) Indicates the limits from the mean that contain 2/3 of the values
d) Reflects the bias in selecting the original population
e) Is greater than the mean
15. A Wright’s respirometer:
a) Measures volume directly
b) Gives falsely low readings at high flow rates
c) Has an internal volume of 150 ml
d) May be used to measure peak flow rate
e) Is unaffected by the composition of the gases being measured
16. The following endobronchial tubes have no carinal hook:
a) Carlens
b) Robertshaw
c) McIntosh-Leatherdale
d) Bryce-Smith
e) White
17. In a patient with jaundice, the following suggest obstruction:
a) No urobilinogen in urine
b) Increased stercobilinogen
c) Raised aspartate transaminase
d) Normal acid phosphatase
e) Normal alkaline phosphatase
f) Increased concentration bilirubin in urine therefore dark
g) Coagulopathy
18. Creatinine – phosphokinase is raised:
a) 24 hours post-myocardial infarction
b) In muscular dystrophy
c) In myasthenia gravis
d) In thyrotoxicosis
e) In osteomalacia
19. The recurrent laryngeal nerve:
a) Supplies some intrinsic muscles of the larynx
b) Supplies the cricothyroid muscle
c) Supplies the inferior constrictor muscle
d) Supplies sensation below the vocal cords
e) Supplies sensation to the posterior 2/3 of the tongue
20. Regarding the “Fluotec Mark III” vaporiser:
a) The temperature control is a bellows mechanism
b) The termperature control is at the vaporising chamber outlet
c) When filled with isoflurane it will deliver approximately the dialled concentration
d) It is not accurate at flows of less than 2 litres/minute
21. Mydriasis can occur in:
a) Horner’s syndrome
b) Neurosyphilis
c) Untreated organophosphate poisoning
d) Oculomotor palsy
22. Prolonged irrigation of the bladder with isotonic saline for transurethral resection TUR is associated with:
a) Hyponatraemia
b) Hypernatraemia
c) Hypokalaemia
d) Reduced osmolarity
e) Haemolysis
f) Confusion
23. In a patient who has had a traumatic quadriplegia for one week:
a) Intermittent positive pressure ventilation can cause hypotension
b) Suxamethonium sensitivity occurs
c) Retention of urine occurs
d) Increased tendon jerks occur
e) Steroids improve prognosis
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ArticleDate:20050929
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